This page lists 22 electrical parts for the 2022 Freightliner B2, across 3 part types, covering all 5 engine options (5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged, 8.0L V8 Turbocharged and 8.8L V8). Every part shows its brand, manufacturer part number and fitment notes.
On the 2022 Freightliner B2, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. All 22 listed parts are Alternator / Generator (9 parts), Starter Motor (8 parts) and Battery (5 parts).
The 2022 Freightliner B2 was sold with 5 engines. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2022 Freightliner B2 electrical parts are WAI GLOBAL (15 parts), BOSCH (2 parts) and FVP (2 parts), plus 3 more brands. Quality grades include New and Remanufactured.
3 parts on this 2022 Freightliner B2 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including WAI GLOBAL 8681N (Alternator / Generator) and FVP P31TAGM (Battery). Click any part number to see every vehicle that part fits.
Alternator / Generator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular Fits: 5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged | 8681N | 🇺🇸 US 🇨🇦 CA | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Popular Fits: 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged, 5.1L L4 DIESEL Turbocharged | 8614N | 🇺🇸 US 🇨🇦 CA | Does Not Include Pulley | View on Amazon |
| BOSCH Fits: 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged | AL9961LH | 🇺🇸 US 🇨🇦 CA | Does Not Include Pulley | View on Amazon |
| BOSCH Fits: 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged | AL9962SB | 🇺🇸 US 🇨🇦 CA | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Fits: 5.1L L4 DIESEL Turbocharged | 8719N | 🇺🇸 US 🇨🇦 CA | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Fits: 5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged | 8741N | 🇺🇸 US 🇨🇦 CA | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Fits: 5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged | 8912N | 🇺🇸 US 🇨🇦 CA | Does Not Include Pulley | View on Amazon |
| WAI GLOBAL Fits: 8.0L V8 Turbocharged | 44006N | 🇺🇸 US | Denso Hairpin 12V 220 Amp CW S6Supplied as 215 Amp | View on Amazon |
| WAI GLOBAL Fits: 8.8L V8 | 8460N | 🇺🇸 US | Delco 7SI 12V CW 6S Pulleywith 65 or 70 Amps | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
9 Alternator / Generator parts are listed for the 2022 Freightliner B2, from WAI GLOBAL and BOSCH. WAI GLOBAL 8681N carries the "Popular" badge.
Listed part numbers: WAI GLOBAL 8681N, WAI GLOBAL 8614N and BOSCH AL9961LH, plus the other parts above.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular Fits: 5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 8.8L V8, 6.7L L6 Turbocharged | P31TAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 31T | View on Amazon |
| ACDELCO Fits: 5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged, 8.8L V8 | 31XAGMT | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 31 | View on Amazon |
| EXIDE Fits: 5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged, 8.8L V8 | XRF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| FVP Fits: 5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged, 8.8L V8 | PC318STAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGM | View on Amazon |
| MOTORCRAFT Fits: 5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 8.0L V8 Turbocharged, 8.8L V8 | BHAGM31 | 🇺🇸 US 🇨🇦 CA | Fleettough/ExtraBCI Group: 31 | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
5 Battery parts for the 2022 Freightliner B2 come from 4 brands — FVP, ACDELCO, EXIDE and 1 other brand. The "Popular" part is FVP P31TAGM.
Listed part numbers: FVP P31TAGM, ACDELCO 31XAGMT and EXIDE XRF31D, plus the other parts above.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Fits: 8.0L V8 Turbocharged | 6970N | 🇺🇸 US | 12V 1.4KW CW 9T G | View on Amazon |
| WAI GLOBAL Fits: 8.8L V8 | 6492N | 🇺🇸 US | Includes: (1) bolt | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Fits: 8.0L V8 Turbocharged | 6970R | 🇺🇸 US | Power Select Reman | View on Amazon |
| WAI GLOBAL Fits: 8.8L V8 | 6492R | 🇺🇸 US | Power Select Reman | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Fits: 5.1L L4 DIESEL Turbocharged | 34042N | 🇺🇸 US 🇨🇦 CA | Detroit DIESEL Direct DRIVE5MOD 3.0 | View on Amazon |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged | 6809N | 🇺🇸 US 🇨🇦 CA | Optional Replacement Delco 38MTwith Integral Magnetic Switch | View on Amazon |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged | 6963N | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WAI GLOBAL Fits: 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged | 34029N | 🇺🇸 US 🇨🇦 CA | without Ground Stud | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
WAI GLOBAL supplies the 8 Starter Motor parts for the 2022 Freightliner B2.
In the New grade, WAI GLOBAL supplies 2 parts: brand-new units rather than rebuilt ones. A representative part number is WAI GLOBAL 6970N.
In the Remanufactured grade, WAI GLOBAL supplies 2 parts: factory-rebuilt units with new wear components. A representative part number is WAI GLOBAL 6970R.
4 ungrouped parts are not assigned to a grade, with the same engine-level match.
Part numbers include WAI GLOBAL 6970N, WAI GLOBAL 6492N and WAI GLOBAL 6970R, among others listed above.
Buying Electrical Parts for a 2022 Freightliner B2
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Match the engine first. Every electrical part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Alternator / Generator and Starter Motor .
Frequently Asked Questions
How many electrical parts fit the 2022 Freightliner B2?
Our catalog currently lists 22 electrical parts for the 2022 Freightliner B2 across 3 subcategories and 6 brands, covering all 5 engine options (5.1L L4 DIESEL Turbocharged, 6.7L L6 DIESEL Turbocharged, 6.7L L6 Turbocharged, 8.0L V8 Turbocharged and 8.8L V8). Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2022 Freightliner B2 engines?
Yes. Every electrical part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical problems on a 2022 Freightliner B2?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2022 Freightliner B2 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2022 Freightliner B2?
First match the engine — each row shows which engine(s) the part fits. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2022 Freightliner B2
Electrical Parts for Other Freightliner B2 Years
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